define(function (require, exports, module)
{
  var $ = require('jquery');
  var $GIfunction =
  {
    /************************************************************************
     * 功能描述： 去掉指定字符串的所有空格
     * str     ： 要去掉所有空格的字符串
     * return  ： str去掉所有空格后的字符串
     ************************************************************************/
    allTrim: function (str)
    {
      var strTerm = /\s/;
      while (strTerm.test(str))
        str = str.replace(strTerm, "");

      return str;
    },
    //正小数
    checkDecimal: function (str, digit)
    {
      var reg = /^\d+(\.\d+)?$/
      if ((undefined != digit) && (digit > 0))
        eval("reg = /^\d+(\.\d{1," + digit + "})?$/")
      return reg.test(str);
    },
    //小数
    checkUNDecimal: function (str, digit)
    {
      var reg = /^-?\d+(\.\d+)?$/
      if ((undefined != digit) && (digit > 0))
        eval("reg = /^-?\d+(\.\d{1," + digit + "})?$/")
      return reg.test(str);
    },
    //负小数
    checkNDecimal: function (str, digit)
    {
      var reg = /^-\d+(\.\d+)?$/
      if ((undefined != digit) && (digit > 0))
        eval("reg = /^-\d+(\.\d{1," + digit + "})?$/")
      return reg.test(str);
    },
    //正整数
    checkInt: function (str)
    {
      return /^\d+$/.test(str);
    },
    //负整数
    checkNInt: function (str)
    {
      return /^-\d+$/.test(str);
    },
    //整数
    checkUNInt: function (str)
    {
      return /^-?\d+$/.test(str);
    },
    /************************************************************************
     * 功能描述： 检测指定的字符串是否为数字
     * str     ： 字符串
     * return  ： true、 是数字
     *            false、不是数字
     ************************************************************************/
    checkDigit: function (str)
    {
      return /^\d+$/.test(str);
    },
    /************************************************************************
     * 功能描述： 检测指定的字符串是否为 e_mail
     * str     ： 字符串
     * return  ： true、 是e_mail
     *            false、不是e_mail
     ************************************************************************/
    checkEmail: function (str)
    {
      var emailreg = /^([0-9A-Za-z\-_\.]+)@([0-9a-z]+\.[a-z]{2,3}(\.[a-z]{2})?)$/;
      return emailreg.test(str);
    },
    checkMobile: function (str)
    {
      var emailreg = /^(0|86|17951)?(13[0-9]|15[0-9]|17[678]|18[0-9]|19[9]|14[57])[0-9]{8}$/;
      return emailreg.test(str);
    },
    checkPhone: function (str)
    {
      var emailreg = /\d{3}-\d{8}|\d{4}-\d{7}/;
      return emailreg.test(str);
    },
    checkHzName: function (str)
    {
      var reg = /^\s*[\u4e00-\u9fa5]{0,15}\s*$/;
      return reg.test(str);
    },
    checkIdCard: function (code)
    {
      var city = {11: "北京", 12: "天津", 13: "河北", 14: "山西", 15: "内蒙古", 21: "辽宁", 22: "吉林", 23: "黑龙江 ", 31: "上海", 32: "江苏", 33: "浙江", 34: "安徽", 35: "福建", 36: "江西", 37: "山东", 41: "河南", 42: "湖北 ", 43: "湖南", 44: "广东", 45: "广西", 46: "海南", 50: "重庆", 51: "四川", 52: "贵州", 53: "云南", 54: "西藏 ", 61: "陕西", 62: "甘肃", 63: "青海", 64: "宁夏", 65: "新疆", 71: "台湾", 81: "香港", 82: "澳门", 91: "国外 "};
      var tip = "";
      var pass = true;

      if (!code || !/^(\d{6})(\d{4})(\d{2})(\d{2})(\d{3})([0-9]|X)$/.test(code))
      {
        tip = "身份证号格式错误";
        pass = false;
      } else if (!city[code.substr(0, 2)])
      {
        tip = "身份证号地址编码错误";
        pass = false;
      } else
      {
        //18位身份证需要验证最后一位校验位
        if (code.length == 18)
        {
          code = code.split('');
          //∑(ai×Wi)(mod 11)
          //加权因子
          var factor = [7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2];
          //校验位
          var parity = [1, 0, 'X', 9, 8, 7, 6, 5, 4, 3, 2];
          var sum = 0;
          var ai = 0;
          var wi = 0;
          for (var i = 0; i < 17; i++)
          {
            ai = code[i];
            wi = factor[i];
            sum += ai * wi;
          }
          var last = parity[sum % 11];
          if (parity[sum % 11] != code[17])
          {
            tip = "身份证号校验位错误";
            pass = false;
          }
        } else
        {
          tip = "身份证号必须是18位！";
          pass = false;
        }
      }
      return pass;
    },
    // 居中浮层
    centerDiv: function (divObject)
    {
      var $window = $(window);
      var $document = $(document);
      var dl = $document.scrollLeft();
      var dt = $document.scrollTop();
      var ww = $window.width();
      var wh = $window.height();
      var ow = divObject.width();
      var oh = divObject.height();
      var left = (ww - ow) / 2 + dl;
      var top = (wh - oh) * 382 / 1000 + dt;// 黄金比例
      var style = divObject.style;


      style.left = Math.max(parseInt(left), dl) + 'px';
      style.top = Math.max(parseInt(top), dt) + 'px';
    },
    //是否存在指定函数 
    isExitsFunction: function (funcName)
    {
      try
      {
        if (typeof (eval(funcName)) == "function")
        {
          return true;
        }
      } catch (e) {
      }
      return false;
    }
  };

  return $GIfunction;
});